12 x 89 + x 15 divide 278 -789 + 20A +156

The scale for a map is 20 miles = 1/2 inch. the distance between two towns on the map is 3 3/4 inches. what is the actual distance between these towns? 150 miles 38 miles 75 miles 135 miles

The area of a rectangle is 54x^9y^8 square yards.if the length of the rectangle is 6x^3y^4 yards,which expression represents the width of the rectangle in yards

What is the quotient of m^6/5 ÷ 5/m^2? assume m does not equal pl